---
product_id: 15860608
title: "Laurel Electronics LT21R4 Ohms Resistance Transmitter, 0-20.000 kOhm Range, 4-20 mA Analog and RS232/RS485 Outputs, Dual 120 mA Relays, 10-48 Vdc Power"
brand: "laurel electronics"
price: "Bs.12031"
currency: BOB
in_stock: true
url: https://www.desertcart.bo/products/15860608-laurel-electronics-lt21r4-ohms-resistance-transmitter-0-20-000-kohm
store_origin: BO
region: Bolivia
---

# Laurel Electronics LT21R4 Ohms Resistance Transmitter, 0-20.000 kOhm Range, 4-20 mA Analog and RS232/RS485 Outputs, Dual 120 mA Relays, 10-48 Vdc Power

**Brand:** laurel electronics
**Price:** Bs.12031
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** Laurel Electronics LT21R4 Ohms Resistance Transmitter, 0-20.000 kOhm Range, 4-20 mA Analog and RS232/RS485 Outputs, Dual 120 mA Relays, 10-48 Vdc Power by laurel electronics
- **How much does it cost?** Bs.12031 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.bo](https://www.desertcart.bo/products/15860608-laurel-electronics-lt21r4-ohms-resistance-transmitter-0-20-000-kohm)

## Best For

- laurel electronics enthusiasts

## Why This Product

- Trusted laurel electronics brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Description

Laurel Electronics LT21R4 Ohms Resistance Transmitter, 0-20.000 kOhm Range, 4-20 mA Analog and RS232/RS485 Outputs, Dual 120 mA Relays, 10-48 Vdc Power

## Features

- User selectable precalibrated resistance ranges from 20.000 ohm to 200.00 kohm set to 0-20.000 kOhm Range.
- 2, 3 or 4-wire connection with lead resistance compensation.
- 4-20 mA, 4-20 mA, 0-10V or ±10V analog output, user selectable and scalable.
- Includes RS232 or RS485 data I/O and two 120 mA AC/DC solid state relays.
- Powered by 10-48 Vdc or 12-34 Vac. Power, inputs and outputs are mutually isolated.

## Images

![Laurel Electronics LT21R4 Ohms Resistance Transmitter, 0-20.000 kOhm Range, 4-20 mA Analog and RS232/RS485 Outputs, Dual 120 mA Relays, 10-48 Vdc Power - Image 1](http://ecx.images-amazon.com/images/I/51ZM26kRxuL.jpg)
![Laurel Electronics LT21R4 Ohms Resistance Transmitter, 0-20.000 kOhm Range, 4-20 mA Analog and RS232/RS485 Outputs, Dual 120 mA Relays, 10-48 Vdc Power - Image 2](http://ecx.images-amazon.com/images/I/31b-9ILQcZL.jpg)

---

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**Shop now:** [https://www.desertcart.bo/products/15860608-laurel-electronics-lt21r4-ohms-resistance-transmitter-0-20-000-kohm](https://www.desertcart.bo/products/15860608-laurel-electronics-lt21r4-ohms-resistance-transmitter-0-20-000-kohm)

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*Product available on Desertcart Bolivia*
*Store origin: BO*
*Last updated: 2026-02-19*